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Diffstat (limited to 'canvas/source/directx/dx_devicehelper.cxx')
| -rw-r--r-- | canvas/source/directx/dx_devicehelper.cxx | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/canvas/source/directx/dx_devicehelper.cxx b/canvas/source/directx/dx_devicehelper.cxx new file mode 100644 index 000000000..a1b116f99 --- /dev/null +++ b/canvas/source/directx/dx_devicehelper.cxx @@ -0,0 +1,210 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <sal/config.h> + +#include <memory> + +#include <basegfx/utils/canvastools.hxx> +#include <com/sun/star/lang/NoSupportException.hpp> +#include <tools/diagnose_ex.h> +#include <vcl/canvastools.hxx> +#include <vcl/outdev.hxx> +#include <vcl/sysdata.hxx> + +#include <canvas/canvastools.hxx> + +#include "dx_canvasbitmap.hxx" +#include "dx_devicehelper.hxx" +#include "dx_linepolypolygon.hxx" +#include "dx_spritecanvas.hxx" +#include "dx_winstuff.hxx" + +using namespace ::com::sun::star; + +namespace dxcanvas +{ + DeviceHelper::DeviceHelper() : + mpDevice( nullptr ), + mnHDC(nullptr), + mpOutDev(nullptr) + { + } + + DeviceHelper::~DeviceHelper() + { + } + + void DeviceHelper::init( HDC hdc, OutputDevice* pOutDev, + rendering::XGraphicDevice& rDevice ) + { + mnHDC = hdc; + mpDevice = &rDevice; + mpOutDev = pOutDev; + } + + void DeviceHelper::disposing() + { + // release all references + mnHDC = nullptr; + mpDevice = nullptr; + mpOutDev = nullptr; + } + + geometry::RealSize2D DeviceHelper::getPhysicalResolution() + { + if( !mpDevice ) + return ::canvas::tools::createInfiniteSize2D(); // we're disposed + + HDC hDC = getHDC(); + ENSURE_OR_THROW( hDC, + "DeviceHelper::getPhysicalResolution(): cannot retrieve HDC from window" ); + + const int nHorzRes( GetDeviceCaps( hDC, + LOGPIXELSX ) ); + const int nVertRes( GetDeviceCaps( hDC, + LOGPIXELSY ) ); + + return geometry::RealSize2D( nHorzRes*25.4, + nVertRes*25.4 ); + } + + geometry::RealSize2D DeviceHelper::getPhysicalSize() + { + if( !mpDevice ) + return ::canvas::tools::createInfiniteSize2D(); // we're disposed + + HDC hDC=getHDC(); + ENSURE_OR_THROW( hDC, + "DeviceHelper::getPhysicalSize(): cannot retrieve HDC from window" ); + + const int nHorzSize( GetDeviceCaps( hDC, + HORZSIZE ) ); + const int nVertSize( GetDeviceCaps( hDC, + VERTSIZE ) ); + + return geometry::RealSize2D( nHorzSize, + nVertSize ); + } + + uno::Reference< rendering::XLinePolyPolygon2D > DeviceHelper::createCompatibleLinePolyPolygon( + const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/, + const uno::Sequence< uno::Sequence< geometry::RealPoint2D > >& points ) + { + if( !mpDevice ) + return uno::Reference< rendering::XLinePolyPolygon2D >(); // we're disposed + + return uno::Reference< rendering::XLinePolyPolygon2D >( + new LinePolyPolygon( + ::basegfx::unotools::polyPolygonFromPoint2DSequenceSequence( points ) ) ); + } + + uno::Reference< rendering::XBezierPolyPolygon2D > DeviceHelper::createCompatibleBezierPolyPolygon( + const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/, + const uno::Sequence< uno::Sequence< geometry::RealBezierSegment2D > >& points ) + { + if( !mpDevice ) + return uno::Reference< rendering::XBezierPolyPolygon2D >(); // we're disposed + + return uno::Reference< rendering::XBezierPolyPolygon2D >( + new LinePolyPolygon( + ::basegfx::unotools::polyPolygonFromBezier2DSequenceSequence( points ) ) ); + } + + uno::Reference< rendering::XBitmap > DeviceHelper::createCompatibleBitmap( + const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/, + const geometry::IntegerSize2D& size ) + { + if( !mpDevice ) + return uno::Reference< rendering::XBitmap >(); // we're disposed + + DXBitmapSharedPtr pBitmap = std::make_shared<DXBitmap>( + ::basegfx::unotools::b2ISizeFromIntegerSize2D(size), + false); + + // create a 24bit RGB system memory surface + return uno::Reference< rendering::XBitmap >(new CanvasBitmap(pBitmap,mpDevice)); + } + + uno::Reference< rendering::XVolatileBitmap > DeviceHelper::createVolatileBitmap( + const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/, + const geometry::IntegerSize2D& /*size*/ ) + { + return uno::Reference< rendering::XVolatileBitmap >(); + } + + uno::Reference< rendering::XBitmap > DeviceHelper::createCompatibleAlphaBitmap( + const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/, + const geometry::IntegerSize2D& size ) + { + if( !mpDevice ) + return uno::Reference< rendering::XBitmap >(); // we're disposed + + DXBitmapSharedPtr pBitmap = std::make_shared<DXBitmap>( + ::basegfx::unotools::b2ISizeFromIntegerSize2D(size), + true); + + // create a 32bit ARGB system memory surface + return uno::Reference< rendering::XBitmap >(new CanvasBitmap(pBitmap,mpDevice)); + } + + uno::Reference< rendering::XVolatileBitmap > DeviceHelper::createVolatileAlphaBitmap( + const uno::Reference< rendering::XGraphicDevice >& /*rDevice*/, + const geometry::IntegerSize2D& /*size*/ ) + { + return uno::Reference< rendering::XVolatileBitmap >(); + } + + uno::Any DeviceHelper::isAccelerated() const + { + return css::uno::Any(false); + } + + uno::Any DeviceHelper::getDeviceHandle() const + { + return uno::Any( reinterpret_cast< sal_Int64 >(mpOutDev.get()) ); + } + + uno::Any DeviceHelper::getSurfaceHandle() const + { + // TODO(F1): expose DirectDraw object + //return mpBackBuffer->getBitmap().get(); + return uno::Any(); + } + + namespace + { + struct DeviceColorSpace: public rtl::StaticWithInit<uno::Reference<rendering::XColorSpace>, + DeviceColorSpace> + { + uno::Reference<rendering::XColorSpace> operator()() + { + return vcl::unotools::createStandardColorSpace(); + } + }; + } + + uno::Reference<rendering::XColorSpace> DeviceHelper::getColorSpace() const + { + // always the same + return DeviceColorSpace::get(); + } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |